<template>
  <div class="shuxin">
      <h2>{{ str }}</h2>
 <input type="text" v-model.lazy="str"><br>
  <input type="text" v-model.number="age"><br>
   <input type="text" v-model.trim="uname"><br>
  </div>
</template>

<script>
export default { 
 data() {
  return {
    str:'hi',
    age:12,
    uname:'ls'
  }
 },
  
}
</script>

<style>
</style>
